00286nam a2200121Ia 4500008004100000041000800041082001500049100001800064245003700082260000900119300003100128365000500159240624s9999    xx            000 0 und d  aeng  a658.84 KAL  aKALAKOTA RAVI  aFRONTIERS OF ELECTRONIC COMMERCE  c2000  axiv, : 850 : p. : cm. ; 23  c